Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 583, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 9, 1998, 1:27 PM CDT for Shelby County, Alabama. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1998, 1:27 PM CDT (18:27 UTC)
- Expired
- Jul 9, 1998, 2:30 PM CDT
- In force
- 63 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Shelby County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 6.5 hours before the alert went out and 14 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2394 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 772 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
558 WUUS1 KBHM 091829 RRA SVRBHM ALC117-091930- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 127 PM CDT THU JUL 9 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SHELBY COUNTY... IN CENTRAL ALABAMA * UNTIL 230 PM CDT AT 1:26 PM WEATHER RADAR INDICATES A SEVERE THUNDERSTORM OVER THE CITY OF BIRMINGHAM. THIS STORM HAS PRODUCED WINDS OF 59 MPH AT THE BIRMIGHAM AIRPORT. THIS STORM IS MOVING SOUTHEAST AT 25 MPH. THIS STORM WILL MOVE INTO SHELBY COUNTY MAINLY IMPACTING THE POPULATED AREA BETWEEN I-65 AND HIGHWAY 280. THE CORE OF THE STORM WILL TRAVEL ALONG 280 TOWARDS CHELSEA AND WILSONVILLE. THIS STORM HAS A HISTORY OF DAMAGING WIND. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS WHEN THUNDERSTORMS ARE OCCURRING... PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. &
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 9, 9:30 AM CDT, 3 hours 57 minutes before
ALZ001>050-GAZ089-090-102-120-100225- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 930 AM CDT THU JUL 9 1998 HOT AND HUMID WEATHER WILL CONTINUE OVER THE AREA AGAIN TODAY. HEAT INDICES ARE EXPECTED TO RANGE FROM 105 TO 110 OVER MUCH OF CENTRAL AND SOUTH ALABAMA...AND WEST CENTRAL GEORGIA. AN EXCESSIVE HEAT ADVISORY IN EFFECT TODAY ACROSS WEST CENTRAL GEORGIA THROUGH FRIDAY. SCATTERED SHOWERS AND THUNDERSTORMS ARE ALSO EXPECTED TODAY...AND THIS PRECIPITATION WILL BRING SOME RELIEF FROM THE HEAT. A FEW THUNDERSTORMS MAY PRODUCED SOME STRONG DOWNDRAFT WINDS THIS AFTERNOON ...BUT WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...AND ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD NOT BE NECESSARY. FOR THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA...SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...LOOK AT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, Jul 9, 9:30 AM CDT, 3 hours 57 minutes before
ALZ001>050-GAZ089-090-102-120-100225- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 930 AM CDT THU JUL 9 1998 HOT AND HUMID WEATHER WILL CONTINUE OVER THE AREA AGAIN TODAY. HEAT INDICES ARE EXPECTED TO RANGE FROM 105 TO 110 OVER MUCH OF CENTRAL AND SOUTH ALABAMA...AND WEST CENTRAL GEORGIA. AN EXCESSIVE HEAT ADVISORY IN EFFECT TODAY ACROSS WEST CENTRAL GEORGIA THROUGH FRIDAY. SCATTERED SHOWERS AND THUNDERSTORMS ARE ALSO EXPECTED TODAY...AND THIS PRECIPITATION WILL BRING SOME RELIEF FROM THE HEAT. A FEW THUNDERSTORMS MAY PRODUCED SOME STRONG DOWNDRAFT WINDS THIS AFTERNOON ...BUT WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...AND ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD NOT BE NECESSARY. FOR THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA...SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...LOOK AT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 1:06 PM CDT | Severe Thunderstorm Warning | BMX | Walker | 64 min |
| Jul 9, 1:11 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 64 min |
| Jul 9, 1:55 PM CDT | Severe Thunderstorm Warning | BMX | Coosa | 50 min |
| Jul 9, 2:01 PM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 34 min |
| Jul 9, 2:09 PM CDT | Flash Flood Warning | BMX | Jefferson | 2 hr |
| Jul 9, 2:12 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 33 min |
| Jul 9, 3:47 PM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 63 min |
| Jul 9, 3:49 PM CDT | Severe Thunderstorm Warning | BMX | Perry | 51 min |
| Jul 9, 4:32 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 48 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.